Part Details | MACHINE BOLT
5306-00-113-8857 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
Alternate Parts: 684814521, 6848145-21, 5306-00-113-8857, 00-113-8857, 5306001138857, 001138857
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | SEP 25, 1968 | 00-113-8857 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON

Cross Reference | NSN 5306-00-113-8857
Part Number | Cage Code | Manufacturer |
---|---|---|
6848145-21 | 73342 | ALLISON TRANSMISSION, INC. |
Technical Data | NSN 5306-00-113-8857
Characteristic | Specifications |
---|---|
HEAD STYLE | 6 UNDERCUT HEXAGON |
THREAD SERIES DESIGNATOR | UNJF |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
THREAD QUANTITY PER INCH | 28 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.624 INCHES MINIMUM AND 0.684 INCHES MAXIMUM |
FASTENER LENGTH | 1.312 INCHES NOMINAL |
HEAD DIAMETER | 0.500 INCHES NOMINAL |
HEAD HEIGHT | 0.156 INCHES NOMINAL |
DISTANCE FROM CENTERLINE TO FLAT | 0.180 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
GRIP LENGTH | 0.628 INCHES MINIMUM AND 0.688 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |